European Standards (EN):
EN 10111 — Stamping Steel. This standard regulates: cold-formed strip, flat products, coils, and hot-rolled strip;
EN 10025 — Structural Steels. This standard defines: delivery conditions, chemical composition, impact strength, mechanical properties, and grades of structural steels;
EN 10048 — Hot-Rolled Narrow Strip. This standard regulates: the geometry, dimensions, and tolerances of hot-rolled narrow strip;
EN 10051 — Hot-Rolled Flat Products. This standard specifies: rolling tolerances, shape, flatness, and dimensional accuracy.
GOST Standards:
GOST 380 — Carbon Steel of Ordinary Quality. Includes steel grades such as St5, St3, St2, St1, and St0. The standard establishes the degree of deoxidation, mechanical properties, quality categories, chemical composition, and steel grades;
GOST 535 — Rolled shapes and sections made of carbon steel. This standard establishes packaging and transportation, marking, testing methods, chemical composition, mechanical properties, and technical requirements;
GOST 1577 — Hot-rolled universal wide strip. This standard regulates the production of universal wide strip products with high geometric accuracy;
GOST 19281 — Low-alloy rolled steel. For steel grades 15KhSND, 10KhSND, and 09G2S, this standard defines requirements for high-strength rolled products, weldability, impact toughness, mechanical properties, and steel grades;
GOST 103 — Hot-rolled steel strip assortment. Regulates: rolling accuracy, mass, curvature, length, tolerances, thickness, and width of the strip.
International standards:
ISO 4995 — Hot-rolled strip made of structural steel. This standard regulates: coiled products, strip, sheet, and hot-rolled structural steels;
ISO 1035 — Hot-rolled rolled products. This standard regulates: edge condition, profile geometry, straightness, curvature, dimensional tolerances, length, thickness, and width.